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-rw-r--r--Lib/zipfile.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/Lib/zipfile.py b/Lib/zipfile.py
index f5564da..c53b127 100644
--- a/Lib/zipfile.py
+++ b/Lib/zipfile.py
@@ -57,6 +57,8 @@ ZIP_BZIP2 = 12
DEFAULT_VERSION = 20
ZIP64_VERSION = 45
BZIP2_VERSION = 46
+# we recognize (but not necessarily support) all features up to that version
+MAX_EXTRACT_VERSION = 46
# Below are some formats and associated data for reading/writing headers using
# the struct module. The names and structures of headers/records are those used
@@ -920,6 +922,9 @@ class ZipFile:
(x.create_version, x.create_system, x.extract_version, x.reserved,
x.flag_bits, x.compress_type, t, d,
x.CRC, x.compress_size, x.file_size) = centdir[1:12]
+ if x.extract_version > MAX_EXTRACT_VERSION:
+ raise NotImplementedError("zip file version %.1f" %
+ (x.extract_version / 10))
x.volume, x.internal_attr, x.external_attr = centdir[15:18]
# Convert date/time code to (year, month, day, hour, min, sec)
x._raw_time = t